CN110246220A - A kind of three-dimensional tube platform construction method, system, device and medium based on GIS - Google Patents
A kind of three-dimensional tube platform construction method, system, device and medium based on GIS Download PDFInfo
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Abstract
The present invention relates to a kind of three-dimensional tube platform construction method, system, device and medium based on GIS, method include importing the initial three-dimensional GIS model being previously obtained and showing, obtain target three-dimension GIS model；Integrated two-dimensional offline map obtains two-dimensional map model；The target three-dimension GIS model and the two-dimensional map model are linked, target three-dimensional tube platform is obtained.The target three-dimensional tube platform that the present invention constructs abstract data can get up to carry out integrated management with entity associateds such as equipment, buildings and three-dimensional shows, and it can support a variety of data sources, function expansibility is strong, and linkage is strong between associated each equipment, can greatly improve the efficiency of management.
Description
Technical field
The present invention relates to digital management technical field more particularly to a kind of three-dimensional tube platform building sides based on GIS
Method, system, device and medium.
Background technique
Traditional Business Management Platform is showed in the form of the table or data, is used not enough intuitively and just
It is prompt.And GIS (Geographic Information System, GIS-Geographic Information System) is a kind of specific space information system,
Under the support of computer hardware and software system, the related geographic distribution data in geographical surface layer space all or in part is adopted
Collection, storage, management, technological system operation, analyzed, be shown and described；GIS can store mass data, and carry out to data
Complex logic operation and depth are excavated, and realize that spatial information shows, inquires and analysis, spatial decision-making system etc..Therefore, Ren Menkai
Begin for GIS to be applied in service management.
However traditional two-dimension GISs some at present manage platform, can only show X, Y coordinates (longitude and latitude), and can not show Z
Axial coordinate (height above sea level), it is not intuitive enough and true, it cannot achieve three-dimensional and show.
BIM (Building Information Modeling, Building Information Model) is the items with construction-engineering project
Based on relevant information data, it is established that three-dimensional buildings model, by possessed by digital information analogue simulation building
Real information, have information completeness, information relevance, consistency on messaging, visualization, tunable, simulation, optimization property and can
Figure out；Using BIM technology, building relevant information can be integrated and be managed, provides an intuitive, collaboration for the engineering each side that takes part in building
Information intercourse platform, to improve implementation management efficiency and level.
Therefore the management platform based on GIS+BIM, can by Business Management Platform abstract data and actual object,
Installations and facilities and building associate carries out integrated management and three-dimensional display, with more intuitive and more accurately show three-dimensional
The world.But currently based on the Business Management Platform of GIS+BIM, in building process, the data of threedimensional model are substantially all
It is manually imported, and the data source of construction platform is single, can not support a variety of data, cause the service management built flat
It is bad that platform describes entity, installations and facilities and architectural effect, only for simple ornamental；Business Management Platform has a single function, data
Linkage between information and equipment, building and entity is poor, causes the whole efficiency of management of platform bad.
Summary of the invention
The technical problem to be solved by the present invention is to solve the above shortcomings of the prior art and to provide a kind of three based on GIS
Dimension management platform construction method, system, device and medium, can support a variety of data sources, platform feature multiplicity, linkage it is strong and
The efficiency of management is high.
The technical scheme to solve the above technical problems is that
A kind of three-dimensional tube platform construction method based on GIS, comprising the following steps:
It imports the initial three-dimensional GIS model being previously obtained and shows, obtain target three-dimension GIS model；
Integrated two-dimensional offline map obtains two-dimensional map model；
The target three-dimension GIS model and the two-dimensional map model are linked, target three-dimensional tube platform is obtained.
The beneficial effects of the present invention are: the present invention can be supported more by importing the initial three-dimensional GIS model being previously obtained
The initial three-dimensional GIS model that kind three-dimensional GIS data source generates, it is versatile, it is opened up after importing initial three-dimensional GIS model
Show, the various entities such as equipment, building can be subjected to realization three-dimensional display, is more convenient intuitive；Integrated two-dimensional offline map, can
To support a variety of map sources, convenient for obtaining two-dimensional map model, and it is convenient for subsequent two-dimensional map model and target three-dimension GIS
The target three-dimensional tube platform of linkage between model, building can play the entity associateds such as abstract data and equipment, building
Show to carry out integrated management and three-dimensional, and can support a variety of data sources, function expansibility is strong, associated each equipment it
Between linkage it is strong, the efficiency of management can be greatly improved.
Based on the above technical solution, the present invention can also be improved as follows:
Further, further comprising the steps of before importing the initial three-dimensional GIS model:
Three dimensional topographic data is acquired by unmanned plane, and three-dimensional terrain model is generated according to the three dimensional topographic data；
First structure data are inputted, and are based on BIM technology, generate three-dimensional BIM model according to the first structure data；
The second structured data is inputted, and is based on 3DMAX technology, 3DMAX model is generated according to second structured data；
According to the three-dimensional terrain model, the three-dimensional BIM model and the 3DMAX model, the initial three-dimensional is obtained
GIS model.
The beneficial effect of above-mentioned further scheme is: unmanned plane acquires three dimensional topographic data, passes through unmanned plane oblique photograph
Mode flown and shot on a large scale, and capture all three dimensional topographic datas, and generate according to three dimensional topographic data
Three-dimensional terrain model, can accurately describe the information such as the three-dimensional texture of each entity, support the defeated of City-level rank data
Enter；Based on the three-dimensional BIM model that BIM technology generates, the information such as structure more fine inside each entity can accurately be described；
Based on the 3DMAX model that 3DMAX technology generates, the information such as each solid framework structure can accurately be described；Pass through above-mentioned three kinds
The initial three-dimensional GIS model that models coupling generates can support most data sources, versatile, and can describe in all directions each
The all data information of entity, convenient for the subsequent target three-dimensional tube platform energy Quan Fang obtained according to initial three-dimensional GIS model
Position carries out integrated management and three-dimensional display to each entity；Wherein, data information includes geographical location, texture information, pattern letter
Breath and structural information etc..
Further, the specific steps for obtaining the target three-dimension GIS model include:
Obtain the corresponding entity pattern of model object and the entities coordinate in the initial three-dimensional GIS model；
The corresponding entity object of the model object is determined according to the entity pattern and the entities coordinate；
The entity object is added in the initial three-dimensional GIS model, dimensioning of three-dimensional GIS model is obtained；
Based on particIe system technology, the dimensioning of three-dimensional GIS model is simulated, obtains the target three-dimension GIS mould
Type.
The beneficial effect of above-mentioned further scheme is: for the ease of subsequent builds target three-dimensional tube platform, needing to lead
The initial three-dimensional GIS model entered is shown, and during displaying, it is necessary first to the entity pattern of each model object is defined,
Such as the corresponding entity pattern of the model objects such as text, chart and geometry, and also it needs to be determined that each model object is corresponding
Entities coordinate, consequently facilitating obtain needing the entity object that shows according to the entity pattern and entities coordinate, and by entity object
It is added in initial three-dimensional GIS model, completes the mark to each model object；It is finally based on particIe system technology, may be implemented
The simulation of the dynamic effects such as rain and snow weather, fire, smog and explosion in dimensioning of three-dimensional GIS model, obtained target three-dimension GIS
Model can ideally three-dimensional display initial three-dimensional GIS model, to improve the comprehensive of the target three-dimensional tube platform of subsequent builds
It closes managerial ability and three-dimensional shows ability；Wherein, particIe system technology is the technology of existing comparative maturity, specifically no longer superfluous
It states.
Further, the specific steps for obtaining the corresponding entities coordinate of the model object include:
Establish cartesian coordinate system；
The model object is chosen in any of initial three-dimensional GIS model location point, and determines the location point
Two-dimensional coordinate on two-dimensional surface；
According to the model parameter of the initial three-dimensional GIS model and the two-dimensional coordinate, the location point is obtained described
Three-dimensional coordinate in cartesian coordinate system, and the longitude and latitude and elevation of the location point are determined according to the three-dimensional coordinate respectively；
The longitude and latitude and height of the model object multiple location points in the initial three-dimensional GIS model are determined respectively
Journey, and the entities coordinate is obtained according to the longitude and latitude and elevation of the location point of preset quantity.
The beneficial effect of above-mentioned further scheme is: since model object includes various shape, in the model object
It can include multiple location points, multiple location points need to determine its corresponding longitude and latitude and elevation one by one during displaying, and also
It needs to be determined that the area of multiple constituted shape of location point, therefore during determining model object corresponding entities coordinate,
Any of Selection Model object location point first, and its two-dimensional coordinate on two-dimensional surface is determined simultaneously, in conjunction with original
The model parameter of three-dimension GIS model can determine three-dimensional coordinate of the location point in cartesian coordinate system, be sat according to Descartes
Mark and the transformational relation between longitude and latitude, elevation, can obtain the corresponding longitude and latitude of the location point and height, and so on, it can be with
The longitude and latitude and height for acquiring multiple location points can be according to the location points of preset quantity in conjunction with space geometry mathematical knowledge
Longitude and latitude and height obtain position, shape area and/or distance of model object etc., i.e. entities coordinate；For example, working as model object
Only it is a line segment, can determines the longitude and latitude and elevation of the beginning and end of the line segment respectively, then determine two location points
The distance between, the three-dimensional display of the distance of the line segment can be realized.
Further, the specific steps for obtaining two-dimensional map model include:
Two-dimensional map tile is downloaded, and loads the offline map information in the two-dimensional map tile, obtains the two dimension
Offline map；
The two-dimentional offline map is called, the two-dimensional map model is obtained.
The beneficial effect of above-mentioned further scheme is: two-dimentional offline map can be by downloading Google's electronics, Amap, hundred
Spend map, day map, Ali's cloud map, hypergraph, the map tiles such as Tencent's map, distributed deployment in data server, then
Offline map information is loaded by the offline API of map in above-mentioned map and obtains two-dimentional offline map, finally by corresponding tune
It is called with function, two-dimentional offline map can be integrated, obtain two-dimensional map model；Two obtained through the above steps
Tie up cartographic model, can support a variety of two-dimensional map sources, versatile, compatible height, without install more installation kit and
Plug-in unit；Wherein it is possible to be called using OPENLAYERS frame to two-dimentional offline map, to realize dragging, scaling, frame
The functional effects such as choosing, mark, search.
Further, the specific steps for obtaining the target three-dimensional tube platform include:
Load the three-dimensional modeling data in the target three-dimension GIS model, and by the three-dimensional modeling data and described two
The two-dimentional offline map in dimension cartographic model synchronizes positioning, obtains initial three-dimensional management platform；
Obtain the first simultaneously operating parameter between the two-dimentional offline map and the three-dimensional modeling data and second same
Walk operating parameter；
According to the first simultaneously operating parameter and the second simultaneously operating parameter, initial three-dimensional management platform is carried out
Simultaneously operating obtains the target three-dimensional tube platform.
The beneficial effect of above-mentioned further scheme is: in order to enhance between target three-dimension GIS model and two-dimensional map model
Linkage needed with enhancing the integrated management ability of subsequent obtained target three-dimensional tube platform by target three-dimension GIS model
It links with two-dimensional map model, and in order to realize in linkage, including target three-dimension GIS model and two-dimensional map are realized respectively
Synchronous positioning and simultaneously operating between model；Wherein, same between realization target three-dimension GIS model and two-dimensional map model
It is by target three-dimension GIS model relative to two-dimensional map model when operating two-dimensional map model during step operation
What the first simultaneously operating parameter was realized, and when operating target three-dimension GIS model, it is by two-dimensional map model relative to target
What the second simultaneously operating parameter of three-dimension GIS model was realized, above-mentioned two simultaneously operating process inverse process, and the first synchronization each other
Operating parameter and the second simultaneously operating parameter include view position information, scalability information, coordinate information of frame favored area etc., can
It is obtained by the API provided in OPENLAYERS+CESIUMJS frame, simultaneously operating includes dragging, scaling, frame choosing, mark
Note and search etc..
Another aspect according to the present invention provides a kind of three-dimensional tube platform building system based on GIS, including imports
Module, display module, integration module and interlocking module；
The import modul, for importing the initial three-dimensional GIS model being previously obtained；
The display module obtains target three-dimension GIS model for showing the initial three-dimensional GIS model；
The integration module is used for integrated two-dimensional offline map, obtains two-dimensional map model；
The interlocking module is obtained for the target three-dimension GIS model and the two-dimensional map model to link
Target three-dimensional tube platform.
The beneficial effects of the present invention are: importing the initial three-dimensional GIS model being previously obtained by import modul, can support
The initial three-dimensional GIS model that a variety of three-dimensional GIS data sources generate, it is versatile, by display module by original the three of importing
Dimension GIS model is shown, and the various entities such as equipment, building can be carried out realization three-dimensional display, is more convenient intuitive；Pass through
Integration module integrated two-dimensional offline map can support a variety of map sources, convenient for obtaining two-dimensional map model, and convenient for linkage
Module can will take out the linkage between two-dimensional map model and target three-dimension GIS model, the target three-dimensional tube platform of building
The entity associateds such as the data of elephant and equipment, building get up to carry out integrated management and three-dimensional shows, and can support a variety of data
Source, function expansibility is strong, and linkage is strong between associated each equipment, can greatly improve the efficiency of management.
Based on the above technical solution, the present invention can also be improved as follows:
Further, further including model construction module, the model construction module is used for:
Three dimensional topographic data is acquired by unmanned plane, and three-dimensional terrain model is generated according to the three dimensional topographic data；
First structure data are inputted, and are based on BIM technology, generate three-dimensional BIM model according to the first structure data；
The second structured data is inputted, and is based on 3DMAX technology, 3DMAX model is generated according to second structured data；
According to the three-dimensional terrain model, the three-dimensional BIM model and the 3DMAX model, the initial three-dimensional is obtained
GIS model.
The beneficial effect of above-mentioned further scheme is: the initial three-dimensional GIS model generated by above-mentioned model construction module
It can support most data sources, it is versatile, and all data information of each entity can be described in all directions, it is convenient for subsequent
The target three-dimensional tube platform obtained according to initial three-dimensional GIS model comprehensive can carry out integrated management and three-dimensional to each entity
It shows；Wherein, data information includes geographical location, texture information, topographical information and structural information etc..
Another aspect according to the present invention provides a kind of three-dimensional tube platform construction device based on GIS, including display
Device, processor and memory；
The display is used for displaying target three-dimension GIS model, two-dimensional map model and target three-dimensional tube platform；
The memory, for storing computer program；
The processor is realized of the invention for running the computer program, and when computer program operation
A kind of step in three-dimensional tube platform construction method based on GIS.
The beneficial effects of the present invention are: the computer program by storage on a memory, and run on a processor, knot
The display function for closing display, realizes the building of the three-dimensional tube platform of the invention based on GIS, the target three-dimensional management of building
Platform abstract data can get up to carry out integrated management with entity associateds such as equipment, buildings and three-dimensional shows, and can be with
Support a variety of data sources, function expansibility is strong, and linkage is strong between associated each equipment, can greatly improve the efficiency of management.
Another aspect according to the present invention, provides a kind of computer storage medium, and the computer storage medium includes:
At least one instruction, is performed in described instruction and realizes a kind of three-dimensional tube platform construction method based on GIS of the invention
In step.
The beneficial effects of the present invention are: realizing this hair by executing the computer storage medium comprising at least one instruction
The building of the bright three-dimensional tube platform based on GIS, the target three-dimensional tube platform of building can by abstract data and equipment,
The entity associateds such as building get up to carry out integrated management and three-dimensional shows, and can support a variety of data sources, function expansibility
By force, linkage is strong between associated each equipment, can greatly improve the efficiency of management.
Detailed description of the invention
Fig. 1 is the flow diagram of the three-dimensional tube platform construction method based on GIS in the embodiment of the present invention one；
Fig. 2 is to obtain the flow diagram of initial three-dimensional GIS model in the embodiment of the present invention one；
Fig. 3 is to obtain the flow diagram of target three-dimension GIS model in the embodiment of the present invention one；
Fig. 4 is to obtain the flow diagram of entities coordinate in the embodiment of the present invention one；
Fig. 5 is to obtain the flow diagram of two-dimensional map model in the embodiment of the present invention one；
Fig. 6 is to obtain the flow diagram of target three-dimensional tube platform in the embodiment of the present invention one；
Fig. 7 is a kind of structural schematic diagram of the three-dimensional tube platform building system based on GIS in the embodiment of the present invention two；
Fig. 8 is the structural schematic diagram that another kind constructs system based on the three-dimensional tube platform of GIS in the embodiment of the present invention two.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
With reference to the accompanying drawing, the present invention will be described.
Embodiment one, as shown in Figure 1, a kind of three-dimensional tube platform construction method based on GIS, comprising the following steps:
S1: it imports the initial three-dimensional GIS model being previously obtained and shows, obtain target three-dimension GIS model；
S2: integrated two-dimensional offline map obtains two-dimensional map model；
S3: the target three-dimension GIS model and the two-dimensional map model are linked, and are obtained target three-dimensional tube and are patted
Platform.
By importing the initial three-dimensional GIS model being previously obtained, the original that a variety of three-dimensional GIS data sources can be supported to generate
Beginning three-dimension GIS model, it is versatile, it is shown after importing initial three-dimensional GIS model, it can be by the various realities such as equipment, building
Body carries out realization three-dimensional display, is more convenient intuitive；Integrated two-dimensional offline map can support a variety of map sources, convenient for
To two-dimensional map model, and convenient for the linkage between subsequent two-dimensional map model and target three-dimension GIS model, the target of building
The entity associateds such as abstract data and equipment, building can be got up carry out integrated management and three-dimensional exhibition by three-dimensional tube platform
It is existing, and can support a variety of data sources, function expansibility is strong, and linkage is strong between associated each equipment, can greatly improve
The efficiency of management.
Specifically, the present embodiment be improve video monitoring equipment in garden, access control equipment, sensor device, alarm are set
Linkage between standby and building etc. improves integrated management efficiency, therefore the target three-dimensional tube platform of the present embodiment building is
It establishes, and is constructing for video monitoring equipment, access control equipment, sensor device, warning device and building in garden etc.
The system framework supported during the entire process of target three-dimensional tube platform includes SPRING, SPRING BOOT, SPRING
MVC, SPRING DATA JPA, JPA and JSP.
Preferably, further comprising the steps of as shown in Fig. 2, before S1:
S0.1: three dimensional topographic data is acquired by unmanned plane, and dimensional topography mould is generated according to the three dimensional topographic data
Type；
S0.2: input first structure data, and it is based on BIM technology, three-dimensional BIM mould is generated according to the first structure data
Type；
S0.3: the second structured data of input, and it is based on 3DMAX technology, 3DMAX mould is generated according to second structured data
Type；
S0.4: it according to the three-dimensional terrain model, the three-dimensional BIM model and the 3DMAX model, obtains described original
Three-dimension GIS model.
Unmanned plane acquires three dimensional topographic data, is flown and is clapped on a large scale by way of unmanned plane oblique photograph
The three-dimensional terrain model taken the photograph, and capture all three dimensional topographic datas, and generated according to three dimensional topographic data, can accurately retouch
The information such as the three-dimensional texture of each entity are stated, support the input of City-level rank data；The three-dimensional BIM generated based on BIM technology
Model can accurately describe the information such as structure more fine inside each entity；The 3DMAX mould generated based on 3DMAX technology
Type can accurately describe the information such as each solid framework structure；The initial three-dimensional GIS mould generated by above-mentioned three kinds of models couplings
Type can support most data sources, versatile, and can describe all data information of each entity in all directions, convenient for subsequent
The target three-dimensional tube platform obtained according to initial three-dimensional GIS model comprehensive can carry out integrated management and solid to each entity
Change and shows.
It specifically, will by tools such as PhotoMesh, 3DMAX in the present embodiment after unmanned plane acquisition three dimensional topographic data
Three dimensional topographic data is rendered and is generated after being handled three-dimensional terrain model, and first structure data pass through Revit Software Create three
BIM model is tieed up, the second structured data generates 3DMAX model by 3DMAX tool.
Preferably, as shown in figure 3, in S1, the specific steps for obtaining the target three-dimension GIS model include:
S1.1: the corresponding entity pattern of model object and the entities coordinate in the initial three-dimensional GIS model are obtained；
S1.2: the corresponding entity object of the model object is determined according to the entity pattern and the entities coordinate；
S1.3: the entity object is added in the initial three-dimensional GIS model, obtains dimensioning of three-dimensional GIS model；
S1.4: being based on particIe system technology, simulate to the dimensioning of three-dimensional GIS model, and it is three-dimensional to obtain the target
GIS model.
For the ease of subsequent builds target three-dimensional tube platform, need for the initial three-dimensional GIS model of importing to be shown,
And during displaying, it is necessary first to define the models such as the entity pattern, such as text, chart and geometry of each model object
The corresponding entity pattern of object, and also it needs to be determined that the corresponding entities coordinate of each model object, consequently facilitating according to the entity sample
Formula and entities coordinate obtain the entity object for needing to show, and entity object is added in initial three-dimensional GIS model, completion pair
The mark of each model object；It is finally based on particIe system technology, rain and snow weather in dimensioning of three-dimensional GIS model, fire may be implemented
The simulation of the dynamic effects such as calamity, smog and explosion, obtained target three-dimension GIS model can ideally three-dimensional display initial three-dimensionals
GIS model, to improve the integrated management ability of the target three-dimensional tube platform of subsequent builds and three-dimensional shows ability.
Specifically, API definition entity pattern of the present embodiment based on Cesium also utilizes the particIe system skill in graphics
Art creates scene tinter using WebGL technology, then generate particle, definition using the particle emitter that Cesium is provided
Initial position, speed, the life cycle etc. of each independent particle, each particle object is controlled using Cesium particIe system
As the display of time changes with the time, thus realize the rain and snow weather in dimensioning of three-dimensional GIS model, fire, smog and
The simulation of the dynamic effects such as explosion, the particIe system technology in graphics is the prior art, is specifically repeated no more.
Preferably, as shown in figure 4, in S1.1, the specific steps packet of the corresponding entities coordinate of the model object is obtained
It includes:
S1.11: cartesian coordinate system is established；
S1.12: the model object is chosen in any of initial three-dimensional GIS model location point, and described in determination
Two-dimensional coordinate of the location point on two-dimensional surface；
S1.13: according to the model parameter of the initial three-dimensional GIS model and the two-dimensional coordinate, the location point is obtained
Three-dimensional coordinate in the cartesian coordinate system, and according to the three-dimensional coordinate determine respectively the location point longitude and latitude and
Elevation；
S1.14: the longitude and latitude of the model object multiple location points in the initial three-dimensional GIS model is determined respectively
Degree and elevation, and the entities coordinate is obtained according to the longitude and latitude and elevation of the location point of preset quantity.
It can include multiple location points, multiple location points in the model object since model object includes various shape
During displaying, need to determine its corresponding longitude and latitude and elevation one by one, and also it needs to be determined that multiple location point is constituted
The area of shape, therefore during determining model object corresponding entities coordinate, first any of Selection Model object position
It sets a little, and determines its two-dimensional coordinate on two-dimensional surface simultaneously, it, can be in conjunction with the model parameter of initial three-dimensional GIS model
Three-dimensional coordinate of the location point in cartesian coordinate system is determined, according to the conversion between cartesian coordinate and longitude and latitude, elevation
Relationship can obtain the corresponding longitude and latitude of the location point and height, and so on, it can be in the hope of the longitude and latitude and height of multiple location points
Degree can obtain model object according to the longitude and latitude and height of the location point of preset quantity in conjunction with space geometry mathematical knowledge
Position, shape area and/or distance etc., i.e. entities coordinate.
Specifically, any of the present embodiment location point three-dimensional coordinate, corresponded to according to the three-dimensional coordinate of the location point
Longitude and latitude and elevation and computational entity coordinate, be to be calculated using the API of Cesium.
Specifically, when model object is a line segment, the longitude and latitude of the beginning and end of the line segment can be determined respectively
And elevation determines the distance between two location points further according to space geometry mathematical knowledge, and the distance of the line segment can be realized
Three-dimensional display；When model object be a triangle when, can determine respectively three vertex of the triangle longitude and latitude and
Elevation determines the area of the triangle in conjunction with space geometry mathematical knowledge, and the three-dimensional exhibition of the area of the triangle can be realized
Show.Wherein, space geometry mathematical knowledge is the prior art, is specifically repeated no more.
Preferably, as shown in figure 5, the specific steps of S2 include:
S2.1: downloading two-dimensional map tile, and the offline map information in the two-dimensional map tile is loaded, it obtains described
Two-dimentional offline map；
S2.2: the two-dimentional offline map is called, the two-dimensional map model is obtained.
Specifically, the present embodiment by downloading Google's electronics, Amap, Baidu map, day map, Ali's cloud map,
The map tiles such as hypergraph, Tencent's map, distributed deployment are offline in data server, then through the map in above-mentioned map
API load offline map information obtains two-dimentional offline map, is finally carried out using OPENLAYERS frame to two-dimentional offline map
It calls, realizes the functional effects such as dragging, scaling, frame choosing, mark, search, two-dimentional offline map is integrated to realize, is obtained
To two-dimensional map model；The two-dimensional map model obtained through the above steps can support a variety of two-dimensional map sources, versatility
By force, compatibility is high, without installing more installation kit and plug-in unit.
Preferably, as shown in fig. 6, the specific steps of S3 include:
S3.1: loading the three-dimensional modeling data in the target three-dimension GIS model, and by the three-dimensional modeling data and institute
The two-dimentional offline map stated in two-dimensional map model synchronizes positioning, obtains initial three-dimensional management platform；
S3.:2: obtain the first simultaneously operating parameter between the two-dimentional offline map and the three-dimensional modeling data and
Second simultaneously operating parameter；
S3.3: flat to the initial three-dimensional management according to the first simultaneously operating parameter and the second simultaneously operating parameter
Platform synchronizes operation, obtains the target three-dimensional tube platform.
In order to enhance the linkage between target three-dimension GIS model and two-dimensional map model, to enhance subsequent obtained mesh
The integrated management ability for marking three-dimensional tube platform, needs to link on target three-dimension GIS model and two-dimensional map model, and is
It realizes in linkage, including realizing synchronous positioning between target three-dimension GIS model and two-dimensional map model respectively and synchronous grasping
Make；Wherein, during realizing the simultaneously operating between target three-dimension GIS model and two-dimensional map model, in operation two dimension
When cartographic model, it is that the first simultaneously operating parameter by target three-dimension GIS model relative to two-dimensional map model is realized, and
It is the second simultaneously operating by two-dimensional map model relative to target three-dimension GIS model when operating target three-dimension GIS model
What parameter was realized, above-mentioned two simultaneously operating process inverse process, and the first simultaneously operating parameter and the second simultaneously operating ginseng each other
Number includes view position information, scalability information, coordinate information of frame favored area etc., can pass through OPENLAYERS+CESIUMJS
The API provided in frame is obtained, and simultaneously operating includes dragging, scaling, frame choosing, mark and search etc..
Specifically, the present embodiment can carry out video monitoring information, population letter using the target three-dimensional tube platform of building
The inquiry and displaying of breath, warning message, architecture information, facility information, GIS location information and emergency preplan implement process
It is as follows:
1, the inquiry and displaying of video information
Favored area is enclosed on two-dimensional map model by the API in OPENLAYERS, obtains the longitude and latitude on circle favored area boundary
Coordinate is spent, while same area is selected according to latitude and longitude coordinates circle on target three-dimension GIS model, and according to zone boundary longitude and latitude
The video monitoring information in coordinate inquiry circle favored area is spent, and is shown.
2, the inquiry and displaying of population information
By the API in OPENLAYERS in two-dimensional map model realization: clicking, enclose the function such as choosing, polygon selection, frame choosing
Can, and querying condition is combined to obtain the population information met in the selection region of querying condition；Concrete function realizes that process is as follows:
(1) click: the TYPE that DRAW is arranged is POINT, after drafting, obtains the point coordinate of drafting, and combine mode
The radius that inputs in frame draws circle, traverses element figure layer, and according to algorithm POINT INSIDE CIRCLE (POINT, CIRCLE,
R), the map location of population information is judged whether within the scope of circle, the population letter for going too far interior in conjunction with the screening of other querying conditions
It ceases and is shown；
(2) circle choosing: the TYPE that DRAW is arranged is CIRCLE, after drafting, obtains the circle of drafting, traverses element figure layer,
Further according to algorithm POINT INSIDE CIRCLE (POINT, CIRCLE, R), judge the map location of population information whether in circle
It encloses in range, screen the population information in going too far in conjunction with other querying conditions and is shown；
(3) polygon selects: the TYPE of DRAW is set for POLYGON, after drafting, obtains the polygon of drafting, time
Element figure layer is gone through, further according to algorithm INSIDE POLYGON (POINTS, TESTPOINT), judges the map location of population information
Whether within the scope of polygon, the population information within the scope of polygon is filtered out in conjunction with other querying conditions and is shown；
(4) frame selects: the TYPE that DRAW is arranged is CIRCLE, and GEOMETRY FUNCTION is arranged and is
OL.INTERACTION.DRAW.CREATEBOX after drafting, obtains the FEATYRE.GETEXTENT for drawing element, then root
According to the SOURCE.GETFEATURESINEXTENT (EXTENT) in API, the population information in element figure layer in frame is obtained, then
The population information in frame is filtered out in conjunction with other querying conditions and is shown.
3, the inquiry and displaying of warning message
It is realized on two-dimensional map model by the API in OPENLAYERS: click, enclose choosing, polygon selection, frame choosing etc.
Function, and combine querying condition to obtain the warning message met in the selection region of querying condition, and be shown；Wherein, point
Choosing, circle choosing, polygon selection and the function of frame choosing and the inquiry of population information are identical as the operating process in displaying, specifically no longer
It repeats.
4, the inquiry and displaying of architecture information
It is realized on two-dimensional map model by the API in OPENLAYERS: click, enclose choosing, polygon selection, frame choosing etc.
Function, and combine querying condition to obtain the architecture information met in the selection region of querying condition, and be shown；Wherein, point
Choosing, circle choosing, polygon selection and the function of frame choosing and the inquiry of population information are identical as the operating process in displaying, specifically no longer
It repeats.
5, the inquiry and displaying of facility information
It is realized on two-dimensional map model by the API in OPENLAYERS: click, enclose choosing, polygon selection, frame choosing etc.
Function, and combine querying condition to obtain the facility information met in the selection region of querying condition, and be shown；Wherein, point
Choosing, circle choosing, polygon selection and the function of frame choosing and the inquiry of population information are identical as the operating process in displaying, specifically no longer
It repeats.
6, the inquiry and displaying of GIS location information
It is realized on two-dimensional map model by the API in OPENLAYERS: click, enclose choosing, polygon selection, frame choosing etc.
Function, and combine querying condition to obtain the GIS location information met in the selection region of querying condition, and be shown；Wherein,
The inquiry for clicking, enclosing choosing, the function of polygon selection and frame choosing and population information is identical as the operating process in displaying, specifically not
It repeats again.
7, the inquiry and displaying of emergency preplan
According to the target three-dimensional tube platform of the present embodiment, free configuration Development of Modular theory is introduced, by emergency preplan
Involved in the links such as scene, accident pattern, accident handling and restoration and reconstruction carry out Development of Modular, so that personalization can be realized
Emergency preplan rehearsal, convenient for it is subsequent inquiry and show.
Embodiment two, as shown in fig. 7, a kind of three-dimensional tube platform based on GIS constructs system, including import modul, exhibition
Show module, integration module and interlocking module；
The import modul, for importing the initial three-dimensional GIS model being previously obtained；
The display module obtains target three-dimension GIS model for showing the initial three-dimensional GIS model；
The integration module is used for integrated two-dimensional offline map, obtains two-dimensional map model；
The interlocking module is obtained for the target three-dimension GIS model and the two-dimensional map model to link
Target three-dimensional tube platform.
The initial three-dimensional GIS model being previously obtained is imported by import modul, can support a variety of three-dimensional GIS data sources
The initial three-dimensional GIS model of generation, it is versatile, the initial three-dimensional GIS model of importing is shown by display module, it can
The various entities such as equipment, building are carried out realization three-dimensional display, it is more convenient intuitive；It is offline by integration module integrated two-dimensional
Map can support a variety of map sources, convenient for obtaining two-dimensional map model, and convenient for interlocking module by two-dimensional map model and
The target three-dimensional tube platform of linkage between target three-dimension GIS model, building can be by abstract data and equipment, building etc.
Entity associated gets up to carry out integrated management and three-dimensional shows, and can support a variety of data sources, and function expansibility is strong, association
Each equipment between linkage it is strong, the efficiency of management can be greatly improved.
Preferably, as shown in figure 8, further including model construction module, the model construction module is used for:
Three dimensional topographic data is acquired by unmanned plane, and three-dimensional terrain model is generated according to the three dimensional topographic data；
First structure data are inputted, and are based on BIM technology, generate three-dimensional BIM model according to the first structure data；
The second structured data is inputted, and is based on 3DMAX technology, 3DMAX model is generated according to second structured data；
According to the three-dimensional terrain model, the three-dimensional BIM model and the 3DMAX model, the initial three-dimensional is obtained
GIS model.
The initial three-dimensional GIS model generated by above-mentioned model construction module can support most data sources, versatility
By force, and all data information of each entity can be described, in all directions convenient for the subsequent mesh obtained according to initial three-dimensional GIS model
Marking three-dimensional tube platform comprehensive can carry out integrated management and three-dimensional display to each entity；Wherein, data information includes geography
Position, texture information, topographical information and structural information etc..
Embodiment three is based on embodiment one and embodiment two, and the present embodiment also discloses a kind of three-dimensional management based on GIS
Platform construction device, including display, processor and memory；
The display is used for displaying target three-dimension GIS model, two-dimensional map model and target three-dimensional tube platform；
The memory, for storing computer program；
The processor is realized as shown in Figure 1 for running the computer program, and when computer program operation
S1 to S3 specific steps.
By storing computer program on a memory, and run on a processor, in conjunction with the display function of display,
Realize the building of the three-dimensional tube platform of the invention based on GIS, the target three-dimensional tube platform of building can be by abstract number
According to getting up to carry out integrated management with entity associateds such as equipment, buildings and three-dimensional shows, and it can support a variety of data sources, function
Energy scalability is strong, and linkage is strong between associated each equipment, can greatly improve the efficiency of management.
The present embodiment also provides a kind of computer storage medium, is stored at least one in the computer storage medium and refers to
It enables, described instruction is performed the specific steps for realizing the S1 to S3.
By executing the computer storage medium comprising at least one instruction, the three-dimensional tube of the invention based on GIS is realized
The target three-dimensional tube platform of the building of platform, building can get up abstract data with entity associateds such as equipment, buildings
It carries out integrated management and three-dimensional shows, and can support a variety of data sources, function expansibility is strong, between associated each equipment
Linkage is strong, can greatly improve the efficiency of management.
S1 to S3 does not use up details in the present embodiment, and the content of detailed in Example one and Fig. 1 to Fig. 6 specifically repeats no more.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of three-dimensional tube platform construction method based on GIS, which comprises the following steps:
It imports the initial three-dimensional GIS model being previously obtained and shows, obtain target three-dimension GIS model；
Integrated two-dimensional offline map obtains two-dimensional map model；
The target three-dimension GIS model and the two-dimensional map model are linked, target three-dimensional tube platform is obtained.
2. the three-dimensional tube platform construction method according to claim 1 based on GIS, which is characterized in that described in importing
It is further comprising the steps of before initial three-dimensional GIS model:
Three dimensional topographic data is acquired by unmanned plane, and three-dimensional terrain model is generated according to the three dimensional topographic data；
First structure data are inputted, and are based on BIM technology, generate three-dimensional BIM model according to the first structure data；
The second structured data is inputted, and is based on 3DMAX technology, 3DMAX model is generated according to second structured data；
According to the three-dimensional terrain model, the three-dimensional BIM model and the 3DMAX model, the initial three-dimensional GIS mould is obtained
Type.
3. the three-dimensional tube platform construction method according to claim 1 based on GIS, which is characterized in that obtain the mesh
Mark three-dimension GIS model specific steps include:
Obtain the corresponding entity pattern of model object and the entities coordinate in the initial three-dimensional GIS model；
The corresponding entity object of the model object is determined according to the entity pattern and the entities coordinate；
The entity object is added in the initial three-dimensional GIS model, dimensioning of three-dimensional GIS model is obtained；
Based on particIe system technology, the dimensioning of three-dimensional GIS model is simulated, obtains the target three-dimension GIS model.
4. the three-dimensional tube platform construction method according to claim 3 based on GIS, which is characterized in that obtain the mould
The specific steps of the corresponding entities coordinate of type object include:
Establish cartesian coordinate system；
The model object is chosen in any of initial three-dimensional GIS model location point, and determines the location point two
Two-dimensional coordinate on dimensional plane；
According to the model parameter of the initial three-dimensional GIS model and the two-dimensional coordinate, the location point is obtained in the flute card
Three-dimensional coordinate in your coordinate system, and the longitude and latitude and elevation of the location point are determined according to the three-dimensional coordinate respectively；
The longitude and latitude and elevation of the model object multiple location points in the initial three-dimensional GIS model are determined respectively,
And the entities coordinate is obtained according to the longitude and latitude and elevation of the location point of preset quantity.
5. the three-dimensional tube platform construction method according to claim 1 based on GIS, which is characterized in that obtain two-dimensionally
The specific steps of graph model include:
Two-dimensional map tile is downloaded, and loads the offline map information in the two-dimensional map tile, it is offline to obtain the two dimension
Map；
The two-dimentional offline map is called, the two-dimensional map model is obtained.
6. the three-dimensional tube platform construction method according to claim 5 based on GIS, which is characterized in that obtain the mesh
Mark three-dimensional tube platform specific steps include:
Load the three-dimensional modeling data in the target three-dimension GIS model, and by the three-dimensional modeling data and it is described two-dimensionally
The two-dimentional offline map in graph model synchronizes positioning, obtains initial three-dimensional management platform；
Obtain the first simultaneously operating parameter behaviour synchronous with second between the two-dimentional offline map and the three-dimensional modeling data
Make parameter；
According to the first simultaneously operating parameter and the second simultaneously operating parameter, initial three-dimensional management platform is synchronized
Operation, obtains the target three-dimensional tube platform.
7. a kind of three-dimensional tube platform based on GIS constructs system, which is characterized in that including import modul, display module, integrate
Module and interlocking module；
The import modul, for importing the initial three-dimensional GIS model being previously obtained；
The display module obtains target three-dimension GIS model for showing the initial three-dimensional GIS model；
The integration module is used for integrated two-dimensional offline map, obtains two-dimensional map model；
The interlocking module obtains target for the target three-dimension GIS model and the two-dimensional map model to link
Three-dimensional tube platform.
8. the three-dimensional tube platform according to claim 7 based on GIS constructs system, which is characterized in that further include model
Module is constructed, the model construction module is used for:
Three dimensional topographic data is acquired by unmanned plane, and three-dimensional terrain model is generated according to the three dimensional topographic data；
First structure data are inputted, and are based on BIM technology, generate three-dimensional BIM model according to the first structure data；
The second structured data is inputted, and is based on 3DMAX technology, 3DMAX model is generated according to second structured data；
According to the three-dimensional terrain model, the three-dimensional BIM model and the 3DMAX model, the initial three-dimensional GIS mould is obtained
Type.
9. a kind of three-dimensional tube platform construction device based on GIS, which is characterized in that including display, processor and memory；
The display is used for displaying target three-dimension GIS model, two-dimensional map model and target three-dimensional tube platform；
The memory, for storing computer program；
The processor, for running the computer program, and when computer program is run realize as claim 1 to
Method and step described in any one of 6 claims.
10. a kind of computer storage medium, which is characterized in that the computer storage medium includes: at least one instruction, in institute
It states instruction and is performed realization such as method and step as claimed in any one of claims 1 to 6.
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